package com.atguigu.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.atguigu.commonutils.R;
import com.atguigu.servicebase.exceptionhandler.DIYException;
import com.atguigu.vod.service.VodService;
import com.atguigu.vod.utils.CostantVod;
import com.atguigu.vod.utils.InitObject;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

@Service
public class VodServiceImpl implements VodService {
    @Override
    public String uploadVideoAly(MultipartFile file) {
        /**
         * 流式上传接口
         * inputStream 上传文件的输入流
         */


        String fileName=file.getOriginalFilename();
        //lastindexof索引到.的位置，substring截取，专门用来去掉后缀
        String title=fileName.substring(0,fileName.lastIndexOf("."));

        InputStream inputStream= null;
        try {
            inputStream = file.getInputStream();
        } catch (IOException e) {
            e.printStackTrace();
        }

        UploadStreamRequest request = new UploadStreamRequest(
               CostantVod.ACCESS_KEY_ID ,
                CostantVod.ACCESS_KEY_SECRET,
                title,
                fileName,
                inputStream);

        UploadVideoImpl uploader = new UploadVideoImpl();
        UploadStreamResponse response = uploader.uploadStream(request);
        String videoId=null;
        if (response.isSuccess()) {
            videoId=response.getVideoId();
            System.out.print("VideoId=" + response.getVideoId() + "\n");
        } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
            System.out.print("VideoId=" + response.getVideoId() + "\n");
            System.out.print("ErrorCode=" + response.getCode() + "\n");
            System.out.print("ErrorMessage=" + response.getMessage() + "\n");
        }
    return videoId;
    }

    /**
     * 删除多个视频
     * @param videoIdList
     */
    @Override
    public void removeMoreAlyVideo(List<String> videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitObject.initVodClient(CostantVod.ACCESS_KEY_ID, CostantVod.ACCESS_KEY_SECRET);
            //创建删除视频的request对象
            DeleteVideoRequest request=new DeleteVideoRequest();
            //吧videoIdList中的值转换成 1，2，3这种形式
            String videoIds = StringUtils.join(videoIdList.toArray(), ",");

            //向request设置id
            request.setVideoIds(videoIds);
            client.getAcsResponse(request);

        }catch (Exception e){
            throw  new DIYException(20001,"删除视频失败");
        }
    }

//    public static void main(String[] args) {
//        List<String> list=new ArrayList<>();
//        list.add("11");
//        list.add("2");
//        list.add("list");
//        for (int i = 0; i < list.size(); i++) {
//            System.out.println("循环集合遍历：：："+list.get(i));
//        }
//        System.out.println("toarray:::"+list.toArray());
//
//        String join = StringUtils.join(list.toArray(), ",");
//        System.out.println(join);
//    }
}
